/Engine/Source/Editor/MovieSceneTools/Public/TrackEditors/SubTrackEditorBase.h
virtual [FReply](API\Runtime\SlateCore\Input\FReply) OnSectionDoubleClicked ( const [FGeometry](API\Runtime\SlateCore\Layout\FGeometry) & SectionGeometry, const [FPointerEvent](API\Runtime\SlateCore\Input\FPointerEvent) & MouseEvent )